Reincarnated as the Elder's son: My Infinite Shop Points System - Chapter 13: Work work work!

I became a side-character who died in anguish because of her good-for-nothing husband.

If I can’t avoid getting married, why don’t I change who I marry instead?

“Excellent, marriage sounds good.”

“Wise choice. Then let’s have a wedding ceremony that isn’t too ceremonious. Following that, I’ll need you to go down to the Fief and behave like the lady of the house until I call for you. Naturally, there won’t be any time to spend in leisure whilst dousing yourself in luxuries.”

“I’m not marrying you, but your father instead.”

“……Pardon?”

“I’m not going to marry you. Do you have a problem with that?”

Roy’s life was nothing special. The only thing commendable was the last few moments when he saved a mother and her child from a drunk driver.
…
It’s really an egg! Damn it, what kind of monster have I become? Did I fall into Hell instead of making it to Heaven??
Join Roy as he ventures through various worlds with the Custom Made Demon King System—a system that allows Roy to draw anything he can imagine and create it through exchanging souls!

Yang Wei and Qi Xiao Yan had been married for a year and were unable to reach mutual understanding on many topics, except for one——divorce!

They didn’t know that there was still one more thing they also reached a strong, mutual understanding on——

Want to find your second spring?* In your dreams!

In short: Mr. Qi and Mrs. Qi end up happily remarrying each other.

*(idiom) try to fall in love again

- Description from Novelupdates